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From: Joe Lawrence <joe.lawrence@stratus.com>
To: <linux-kernel@vger.kernel.org>
Cc: <tj@kernel.org>, <paulmck@linux.vnet.ibm.com>, <jiri@resnulli.us>,
	Joe Lawrence <joe.lawrence@stratus.com>
Subject: [PATCH v2 2/2] workqueue: use cond_resched_rcu_qs macro
Date: Sun, 5 Oct 2014 13:24:22 -0400	[thread overview]
Message-ID: <1412529862-17954-3-git-send-email-joe.lawrence@stratus.com> (raw)
In-Reply-To: <1412529862-17954-1-git-send-email-joe.lawrence@stratus.com>

Tidy up and use cond_resched_rcu_qs when calling cond_resched and
reporting potential quiescent state to RCU.

Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com>
---
 kernel/workqueue.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 345bec9..09b685d 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -2046,8 +2046,7 @@ __acquires(&pool->lock)
 	 * stop_machine. At the same time, report a quiescent RCU state so
 	 * the same condition doesn't freeze RCU.
 	 */
-	rcu_note_voluntary_context_switch(current);
-	cond_resched();
+	cond_resched_rcu_qs();
 
 	spin_lock_irq(&pool->lock);
 
-- 
1.7.10.4


  parent reply	other threads:[~2014-10-05 17:25 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-05 17:24 [PATCH v2 0/2] workqueue: add RCU quiescent state between items Joe Lawrence
2014-10-05 17:24 ` [PATCH v2 1/2] workqueue: add quiescent state between work items Joe Lawrence
2014-10-05 19:21   ` Tejun Heo
2014-10-05 19:47     ` Tejun Heo
2014-10-06  4:21       ` Paul E. McKenney
2014-10-07  7:29         ` Jiri Pirko
2014-10-07 13:43           ` Paul E. McKenney
2014-10-07 17:45             ` Joe Lawrence
2014-10-08  3:24               ` Paul E. McKenney
2014-10-08 11:54                 ` Jiri Pirko
2014-10-08 12:19                   ` Paul E. McKenney
2014-10-05 17:24 ` Joe Lawrence [this message]
2014-10-05 18:47   ` [PATCH v2 2/2] workqueue: use cond_resched_rcu_qs macro Paul E. McKenney
2014-10-05 19:48   ` Tejun Heo

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